GitLab

This CL passes feedback data created from ChromotingSession to the
HelpAndFeedback instance, so that it can be later attached to the
feedback report.

This CL is coupled with an internal CL:
https://chrome-internal-review.googlesource.com/c/chrome/ios_internal/+/578187

Bug: 814863
Change-Id: I83c41ec7850ab5bd6852e54438ab120aab65656c
Reviewed-on: https://chromium-review.googlesource.com/940265
Commit-Queue: Yuwei Huang <yuweih@chromium.org>
Reviewed-by: Jamie Walch <jamiewalch@chromium.org>
Cr-Commit-Position: refs/heads/master@{#539987}